1042 
CRYPTOGAMIA. MUSCI. Bryum. 
(Lateral Tiiread-moss. B.laterale. Huds. Lightf. With. Dicks. Ehrh. 
Bartramia Halleriana. Hedw. Turn. Sm. Hook. E.) On the banks of 
the river Isla, Angus-shire. Mr. Brown; who assures me that it was 
first discovered in Scotland by Dr. Walker on Hartfell mountain near 
Moffat. E.) Boggy ground on the ascent to Crib y Ddescil, from Llan- 
berris. About Llyn Idwell, in the ascent to Twll du, in great abundance. 
Mr. Griffith. P. May—Sept. 
B. Capsules on fruit-stalks, upright. 
(4) Stems upright, 
h . Capsules egg-shaped. 
B. cirra'tum. Capsules egg-oblong: lid taper-pointed: veil reaching 
but half-way: shoots branched: leaves strap-spear-shaped, mid- 
ribbed, acute. 
(E. Bot. 2356— Muse. Brit. xv. E.)— Vaill. 24. 8— Ft. Dan. 538. 4. 
Grows in large dense patches. Fruit-stalks from one half to one inch, the 
young ones terminal, the older form the forks of the branches. Lid red¬ 
dish, pointed, very slender, readily falling off. Mouth with a short 
fringe. Weis. 
(Frizzled Thread-moss. Grimmia cirrata. Sm. Weissia cirrata. Hedw. 
Muse. Brit. The latter authority assimilates with the present species, 
Grimmia Dicksoni. Sm. E. Bot. 1420. B. Dicksoni of With. E.) Mnium 
cirratum. With. Ed. ii. and Gmelin doubts whether it ought not still to 
be considered as a Mnium, arranging with the Dicrana of Hedwig. 
Mr. Griffith observes, that B. viridulum at the foot of a hill gradually 
changed in the course of the ascent until it became B. cirratum. Woods, 
mountainous heaths, walls, and hedge-banks. P. March—July. 
B. lanceolatum. Capsules egg-oblong, toothed: shoots nearly up¬ 
right : leaves spear-shaped, concave, taper-pointed. 
Hedw. Stirp. ii. 23—(E. Bot. 1408— Muse. Brit. xiv. E.) 
Stem upright, three or four lines high, rarely branched. Leaves the lower 
ones smaller than those above. Lid, beak generally bent. Veil-, pale 
green to whitish, upright, splitting at the side. 
(Lanceolate-leaved Thread-moss. B. lanceolatum. Dicks. With. 
Relh. Grimmia lanceolata. Sm. Leersia lanceolata. Hedw. Ehrh. Dry 
heaths. Hedge-banks about Croydon. Spring and Autumn. P. 
B. Linoi'des. Capsules cylindrical, bearded: leaves distant, spear- 
shaped, roundish, but pointed. Dicks. 
Dicks, iii. 8. 3. 
Shoot upright, simple. Leaves expanding, pointed by the projecting of the 
mid-rib. Fringe twisted. Veil awl-shaped, twice the length of the cap¬ 
sule. (The authors of Muse. Brit, assimilate this plant with their Tor - 
tulafallax, xii. the larger specimens, with longer and sharper leaves than 
the other varieties. E.) 
(Flax-leaved Thread-moss. B. Linoidcs. Dicks. With. Hull. Hedw. 
Trichostomum Linoides. FI. Brit, not E. Bot. 2295, (fid. Muse. Brit.) 
which rather belongs to B. trifarium. E.) Pastures in Scotland. Dick¬ 
son. (Gathered by Mr. Backhouse at the High Force, Teesdale; also 
in Weardale by Mr. Winch. E.) 
